 Yuriy Sydorov
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b4df9dbe1d
* Prevent spilling of spill-helper registers which contain the value of a
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3 years ago |
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Yuriy Sydorov
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61cf121533
* Use a register alias while handling reg deallocs in trgobj.instr_spill_register()
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3 years ago |
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Yuriy Sydorov
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b43ee41090
* If in a move instruction "MOV reg1,reg2" one of the registers must be
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3 years ago |
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Yuriy Sydorov
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213a0a704a
* Added trgobj.remove_ai(), call it instead of code duplication.
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3 years ago |
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Yuriy Sydorov
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b96057adeb
* Remove register allocations of coalesced registers if the alias
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3 years ago |
 florian
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837b433abc
* avoid overflow during register allocation
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4 years ago |
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yury
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6975437da8
* rgobj: ungetiftemp can't be used here since it frees only temps of the tt_normal type.
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4 years ago |
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yury
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4fa99cff62
* Removed more assigned but unused vars.
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4 years ago |
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yury
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31cd3df783
* Fixed r44145. To test if a constant is declared it is needed to use {$if declared()} instead of {$if defined()}.
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4 years ago |
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florian
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637976e83f
* patch by Marģers to unify internal error numbers, resolves #37888
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4 years ago |
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yury
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2f21f5ae93
* Reverted r46836, since it does not work as expected for yet unknown reason.
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4 years ago |
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yury
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b5abefe03e
* Moved spilling of registers which have the initial memory location and are used only once to a stage after coalescing is done. This produces a better code.
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4 years ago |
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yury
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c06744b62b
* Include stack location of spilled variables in the assembler output.
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4 years ago |
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yury
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60c23daa91
* Fixed the stack parameters optimization (r46776) for big endian CPUs.
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4 years ago |
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yury
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71fcb74e95
* Fixed r46776: With -O3 do not "coalesce" spilled nodes if the initial location is set.
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5 years ago |
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yury
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c2dc342c55
* Use the initial location of stack parameters as a spilling location if spilling is needed. This leads to the following optimizations:
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5 years ago |
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yury
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acef1e22d3
* Improved output of spilling statistics:
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5 years ago |
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yury
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d9db680937
* In assembly comments include all used registers by a variable for 8/16 bit CPUs.
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5 years ago |
 Jonas Maebe
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3047ce71bc
* fixed LLVM register allocator after r46199
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5 years ago |
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yury
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ff820247c3
* Early during register allocation, spill registers which interfere with all usable real registers.
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5 years ago |
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yury
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601e05f17f
* Count only usable real registers.
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5 years ago |
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yury
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0daba07246
* Enhanced the debug output of spilling statistics. Now it includes efficiency of the spilling which is based on
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5 years ago |
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yury
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4964f5cf76
* Count the number of interferences with real registers.
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5 years ago |
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yury
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e6b89c98f5
* Changed tsuperregisterworklist.get() to always return the last item from the list.
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5 years ago |
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yury
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c455e942e5
* Try to avoid spilling of an imm register if it contains a value loaded from an already spilled imm register. It likely leads to an endless loop and the register allocation fails.
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5 years ago |
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yury
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15f411a332
* Improved r45832.
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5 years ago |
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yury
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80facfa0bf
* Fixed indentations of the interference graph.
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5 years ago |
 pierre
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40a6059143
Modify code to avoid error when compiling with -CriotR option
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5 years ago |
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florian
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96a4cda03b
* AVR: fixes pushing and handling of stack passed parameters
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5 years ago |
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florian
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c6659d62f8
* do not join register deallocations/allocations as it makes no use and causes later on trouble in
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5 years ago |
